3S4Q

P38 alpha kinase complexed with a pyrazolo-triazine based inhibitor


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.27 Å
  • R-Value Free: 0.327 
  • R-Value Work: 0.257 
  • R-Value Observed: 0.260 

wwPDB Validation 3D Report Full Report



Literature

Discovery of pyrrolo[2,1-f][1,2,4]triazine C6-ketones as potent, orally active p38α MAP kinase inhibitors.

Dyckman, A.J.Li, T.Pitt, S.Zhang, R.Shen, D.R.McIntyre, K.W.Gillooly, K.M.Shuster, D.J.Doweyko, A.M.Sack, J.S.Kish, K.Kiefer, S.E.Newitt, J.A.Zhang, H.Marathe, P.H.McKinnon, M.Barrish, J.C.Dodd, J.H.Schieven, G.L.Leftheris, K.

(2011) Bioorg Med Chem Lett 21: 4633-4637

  • DOI: 10.1016/j.bmcl.2011.05.091
  • Primary Citation of Related Structures:  
    3S4Q

  • PubMed Abstract: 
  • Pyrrolo[2,1-f][1,2,4]triazine based inhibitors of p38α have been prepared exploring functional group modifications at the C6 position. Incorporation of aryl and heteroaryl ketones at this position led to potent inhibitors with efficacy in in vivo mod ...

    Pyrrolo[2,1-f][1,2,4]triazine based inhibitors of p38α have been prepared exploring functional group modifications at the C6 position. Incorporation of aryl and heteroaryl ketones at this position led to potent inhibitors with efficacy in in vivo models of acute and chronic inflammation.


    Organizational Affiliation

    Bristol-Myers Squibb, Research and Development, Princeton, NJ 08543-4000, USA. alaric.dyckman@bms.com



Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Mitogen-activated protein kinase 14A366Homo sapiensMutation(s): 0 
Gene Names: CSBPCSBP1CSBP2CSPB1MAPK14MXI2SAPK2A
EC: 2.7.11.24
Find proteins for Q16539 (Homo sapiens)
Explore Q16539 
Go to UniProtKB:  Q16539
NIH Common Fund Data Resources
PHAROS  Q16539
Protein Feature View
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  • Reference Sequence
Small Molecules
Ligands 1 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
NK0
Query on NK0

Download CCD File 
A
3-[(6-benzoyl-5-methylpyrrolo[2,1-f][1,2,4]triazin-4-yl)amino]-N-cyclopropyl-4-methylbenzamide
C25 H23 N5 O2
CQPNJQRTSADQCI-UHFFFAOYSA-N
 Ligand Interaction
External Ligand Annotations 
IDBinding Affinity (Sequence Identity %)
NK0IC50:  4   nM  Binding MOAD
NK0IC50:  4   nM  BindingDB
NK0IC50 :  4   nM  PDBBind
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.27 Å
  • R-Value Free: 0.327 
  • R-Value Work: 0.257 
  • R-Value Observed: 0.260 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 67.34α = 90
b = 71.5β = 90
c = 73.49γ = 90
Software Package:
Software NamePurpose
BUSTERrefinement
DENZOdata reduction
SCALEPACKdata scaling

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

  • Deposited Date: 2011-05-20 
  • Released Date: 2012-02-01 
  • Deposition Author(s): Sack, J.S.

Revision History 

  • Version 1.0: 2012-02-01
    Type: Initial release